A desk accessory support for use with a desktop has an upper surface, a lower surface and an edge extending between the upper and lower surfaces. The support includes a first abutment for abutting the upper surface, and a second abutment for abutting the lower surface. A connecting structure is configured for connecting the first and second abutments to each other. The first and second abutments and the connecting structure define a substantially u-shaped recess for receiving the edge of the desktop.
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1. A desk accessory support for use with a desktop having an upper surface, a lower surface and an edge extending between the upper and lower surfaces, the support including:
first abutment means for abutting the upper surface; second abutment means for abutting the lower surface, at least a portion of the second abutment means being resiliently displaceable away from at least a portion of the first abutment means such that said portions are biased towards each other for cooperatively gripping the desktop; connection means configured for connecting the first and second abutment means to each other and for being disposed adjacent to the edge when the first and second abutment means are in abutment with the upper and lower surfaces respectively; said first and second abutment means and said connection means defining a substantially u-shaped recess for receiving the edge of the desktop; at least one accessory being means connected to the second abutment means by means of a cantilevered coupling extending from the second abutment means so as to be at a distance from the edge in use; said cantilevered coupling adapted to allow adjustment of the position or orientation of the accessory bearing means with respect to the desk top; wherein a load applied to the accessory bearing means by an accessory carried thereon causes a moment on one of the first and second abutments means which urges at least a part of one of the first and second abutment means towards a part of the other abutment means, for causing deformation of at least one of the first and second abutment means and the connection means thereby to cause at least one of said parts more firmly to impinge upon the corresponding surface of the desktop to increase the grip of the first and second abutment means on the desktop.
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The present invention relates to means for supporting a keyboard, a VDU monitor or the like in relation to a desk having an upper surface and an opposed lower surface.
The invention has been developed primarily for use with an office desk or work station and will be described hereinafter with reference to that application. However, it will be appreciated that the invention is not limited to that particular field of use and is also applicable to other work surfaces, storage surfaces or the like.
Hitherto, the inclusion of a keyboard platform on an office desk has necessitated specific mechanical alterations of that desk (for example a cut out section) to accommodate the linkage mechanism joining the platform to the desk. This is particularly so for linkage mechanisms which allow height adjustment of the keyboard platform. Because of the many configurations and variations required to meet the specific demands of the office and consumer markets it is difficult for manufacturers to conveniently and cost effectively produce the desks and associated keyboard supporting platforms.
The keyboard to be placed on the keyboard platform is generally associated with a computer having a screen which is located on the desk surface. However, the narrow width of most modern desks makes it increasingly difficult, even with the use of known keyboard platforms, to maintain a distance between the screen and the eyes of the operator using a keyboard which meets the internationally recognised optimum of 550 mm. Moreover, once an optimum is achieved, further height or angular adjustment of the screen is generally impracticable, whether it be to share screen information or for operator convenience of comfort. Attempts to provide adjustable monitor supports also suffer from the disadvantage of requiring desk surface modifications. To avoid this it has been proposed to employ a monitor platform attached to the desk via an arm extending from a screw clamp. Such arrangements are often insecure because of the weight of the monitor. Screw clamps cannot be placed at the front edge of the desk because their bulk interferes with the attachment and/or use of a keyboard and renders the desk surface unusable. Attachment of screw clamps at the desk rear or desk side edges tends to damage the desk and to interfere with placement of desks against a wall or screen (if clamped at the rear) or side-by-side (if clamped at the side). In general, monitor supports tend to occupy an excessive desk area or interfere with desk space.
It is an object of the present invention, at least in the preferred embodiment, to overcome or substantially ameliorate one or more of the disadvantages of the prior art.
According to one aspect of the invention there is provided a desk accessory support adapted to co-operate with a desktop having an upper surface and a lower surface, the support including:
a first abutment means adapted to abut the upper surface;
a second abutment means adapted to abut the lower surface;
a connection means for coupling the first and second abutment means whereby in use, the connection means is disposed adjacent to an edge of the desktop and the first and second abutment means co-operatively grip the desktop; and
at least one accessory bearing means coupled to the first or second abutment means.
Preferably the first abutment means includes a substantially upper planar surface, and the connection means includes a planar portion extending between the first and second abutment means, where in use, the connection means is disposed to abut a non linear edge of the desktop at two locations, and at least a portion of the first abutment means spans the region defined by the connection means and the portion of the non linear edge of the desktop in between the two locations.
Preferably the first and second abutment means include substantially parallel upper and lower planar fins respectively, which in use extend away from the edge of the desktop and along at least a portion of the respective upper and lower surface.
Alternatively the first abutment means includes a substantially planar upper fin and the second abutment means includes a bent planar lower fin having a first portion adjacent the connection means and extending away from both the connection means and the upper fin, and a second portion disposed at a direction towards the upper fin and extending away from the connection means and the first portion, where in use the two abutment means extend away from the edge of the desktop and along at least a portion of the respective upper and lower surface.
Preferably the grip is a resilient clamping grip and the first and second abutment means are resiliently biased into abutment with the upper and lower surface of the desk.
Alternatively the grip is an engaging grip.
Preferably the first and second abutment means are substantially rectangular.
Preferably the first and second abutment means are plates.
Optionally the first and second abutment means are releasably connected together, and/or are adjustably spaced apart at a predetermined distance. Alternatively the first and second abutment means are integrally formed plates.
Preferably the at least one accessory bearing means is coupled to the first or second abutment means at a distance away from the desk edge.
In a preferred embodiment, an accessory bearing means is coupled to the second abutment means by a cantilevered coupling extending from the second abutment means and in use in a direction towards the desk edge.
Preferably the cantilevered coupling includes a linkage assembly extending from a bracket assembly mounted to the second abutment means.
Preferably the cantilevered coupling allows adjustment of one of the position or orientation of the accessory bearing means.
Preferably the linkage assembly is a pantograph assembly.
Advantageously in use, the bracket assembly presses at least a portion of the second abutment means further into abutment with the lower surface when the accessory bearing means is loaded with an accessory, and communicates the load to the first abutment means via a fulcrum at the edge of the desk pulling at least a portion of the first abutment means into further abutment with the upper surface.
In another preferred embodiment of the invention, an accessory bearing means is coupled to the first abutment means by a cantilevered coupling extending from the first abutment means and in use in a direction away from the desk edge.
Preferably the cantilevered coupling includes a post extending from the first abutment means which advantageously in use presses at least a portion of the first abutment means further into abutment with the upper surface when the bearing means is loaded with an accessory, and communicates the load to the second abutment means via a fulcrum at the edge of the desk pulling at least a portion of the second abutment means into further abutment with the lower surface.
Optionally the desk accessory support further includes at least a second accessory bearing means mounted to the post.
Preferably the cantilevered coupling includes a linkage assembly extending from a bracket assembly mounted to the first abutment means.
Preferably the cantilevered coupling allows adjustment of at least one of the position or orientation of the accessory bearing means.
Preferably the linkage assembly is a pantograph assembly.
Advantageously in use, the bracket assembly presses at least a portion of the first abutment means further into abutment with the upper surface when the accessory bearing means is loaded with an accessory, and communicates the load to the second abutment means via a fulcrum at the edge of the desk pulling at least a portion of the second abutment means into further abutment with the lower surface.
In another preferred embodiment of the invention, an accessory bearing means is coupled to the first abutment means by a cantilevered coupling extending from a pedestal adapted to abut the upper surface of the desk, and in use in a direction towards the desk edge, wherein the pedestal is also adapted to abut at least a portion of a lower surface of the first abutting means and in use is at least partially sandwiched in between the first abutting means and the upper surface of the desk.
Preferably the cantilevered coupling includes a post extending from the pedestal which in use advantageously presses at least a portion of the pedestal further into further abutment with the upper surface when the bearing means is loaded with an accessory.
In another preferred embodiment of the invention, the first abutment means includes a substantially upper planar surface which defines the at least one accessory bearing means.
Preferably the first abutment means includes a raised formation adjacent the connection means and in use the raised formation provides a wrist rest for a user operating a computer keyboard or mouse placed on the upper planar surface for support.
Preferred embodiments of the invention will now be described, by way of example only, with reference to the accompanying drawings in which:
Referring to FIG. 1 and
With reference to
In other embodiments plates 11 and 12 and connecting portion 13 are integrally constructed from plastics.
Linkage mechanism 21 includes four parallel arms 35 which are arranged in two spaced apart pairs which extend between respective brackets 22 and 23 to allow altitude adjustment of platform 30 with respect to desk 2. As would be appreciated by those skilled in the art other linkage mechanisms are also suitable. For example, in some embodiments the linkage mechanism allows tilt and/or altitude adjustment of platform 30, while in other embodiments platform 30 is fixed with respect to desk 2.
Linkage arms are connected to brackets 32 at a distance inwardly of connection 13 at the desk edge. Consequently the weight of platform 30 results in a torque being generated which is transmitted by arm 35 to plates 11 and 12. This torque forces the plates into more secure engagement with the respective adjacent surfaces 3 and 4. If an object such as a keyboard is placed on platform 30 it will increase the torque and hence the plates will more securely impinge upon the adjacent desk surfaces. Accordingly, an inherently safe self locking system is provided. For example, if an operator or other person inadvertently applies a load to platform 30, by leaning on it or otherwise, support 1 is further locked to desk 2.
As best shown in
In the
Plate 11 includes a slot 40 which extends longitudinally inwardly from edge 34 and terminates at rounded end 41. Slot 40 allows a cord extending between the keyboard and the associated computer to be discretely passed under plate 12 and then onto surface 3. This results in a more aesthetically pleasing arrangement which is also less likely to hinder the height adjustment of platform 30. In some embodiments slot 40 is large whereby plate 11 is in the form of a frame extending inwardly from the periphery of the plate shown in FIG. 1.
Support 1 is shown in
In
Reference is now made to
Platform 30, in some embodiments, has a sufficiently large surface area to accommodate, in addition to the keyboard, one or more other input devices such as a mouse, joystick, removable hard drive, tape drive or the like. However, in some circumstances an operator requires additional space to conveniently locate input devices for the computer other than directly on platform 30. This is easily achieved through use of the embodiment of the invention illustrated in FIG. 4 and generally designated as auxiliary platform 52.
Auxiliary platform 52 includes plates 11 and 12 and portion 13, similarly to the other embodiments described above. However, in this case, auxiliary platform 52, is substantially smaller than platform 30 and fixed with respect to plates 11 and 12 by a pair of parallel underlying beams 53. These beams are fixedly attached to plate 12 and convert any torque arising from a load applied to platform 52 into a locking force between plates 11 and 12 and respective adjacent surfaces of desk 2.
In some embodiments platform 52 is mounted to platform 30 rather than desk 2.
Platform 52 is intended to support a mouse 54 or other input device. In this embodiment the upper surface of the platform includes a neoprene layer 55 to facilitate operation of mouse 54.
Platforms 30 and 52 can all be retrofitted to existing desks or other surfaces without any modifications being required. Moreover, platforms 30 and 52 are easily moved for optimum placement by applying a bias to the support surface to counteract the gravitational bias applied by any load carried by that surface.
Platforms 30 and 52 being cantilevered from plate 12 are self-locking and ensures that when a load is applied to the platform surface that the support will be more securely located on the desk.
As support 1 extends beyond sidewall 7 of desk 2 it provides a user with additional desk space and allows that user to comfortably and easily maintain a greater distance between their eyes and the screen.
Reference is now made to
The application of either of forces 61 or 65 has the desired effect of locking support 60 to desk 3, notwithstanding the opposed nature of these forces.
Reference is now made to
Plates 75 and 76 are opposed and include respective flanges 77 and 78 which extend toward the other of the plates. Preferably, each flange extends normally from its respective plate.
Flange 77 includes two spaced apart circular apertures 79 and corresponding nuts 80. In other embodiments nuts 80 are omitted and apertures 79 are threaded.
Flange 78 includes two spaced apart parallel extending slots 81 which, in use overlie apertures 79. Respective bolts 82 are inserted through slots 81 and apertures 79, and threaded into engagement with nuts 80 to maintain flanges 77 and 78 in a fixed spaced apart configuration.
During installation of the keyboard support to a desk, bolts 82 are loosened to allow movement of plates 75 and 76 into engagement with respective opposed surfaces of a desk. Thereafter, bolts 82 are tightened with respect to nuts 80 to securely maintain the plates in the engaged configuration. Accordingly, plates 75 and 76 accommodate a variety of desk thicknesses.
Plate 75 includes a mouse pad 83 in the top right hand corner. This allows a user convenient access to the keyboard, which is located on the support platform (not shown) and a mouse located on pad 83.
An alternative arrangement is illustrated in
An alternative embodiment keyboard support 90 is illustrated in FIG. 9. Support 90 is similar to support 60, as illustrated in
Plate 11 and plate 12 both include spaced apart rubber feet 91 and 92 which are respectively disposed at the front and rear of those plates. When a downward load is applied to platform 30 feet 91 and 92 are biased into gripping engagement with the adjacent desk surfaces.
Plate 11 also includes a rearwardly disposed spherical roller 93 which is engaged with the top surface of desk 3 when an upwardly directed force is exerted upon platform 30. Such an upwardly directed force will also remove feet 91 and 92 from gripping engagement with the desk surfaces. Accordingly, movement of support 90 is facilitated.
The
Support 90 is easily transversely progressed by a user who simply needs apply an upwardly directed force to platform 30 to overcome the gripping engagement of feet 91 and 92. Support 90 is then progressed transversely, as required, and the upwardly directed force is removed. Platform 90 is then biased downwardly under the influence of gravity and from any resilience between plates 11 and 12 whereby feet 91 and 92 are again biased into gripping engagement with desk 3.
In another embodiment plate 12 includes formations for selectively engaging with a plurality of corresponding transversely spaced apart formations on the lower surface of desk 3. The interengagement between the formations effecting an even more positive engagement between the desk and support. When an upwardly directed force is applied to the platform the rear edge of plate 12 is progressed downwardly such that the formations are disengaged and either transverse and/or longitudinal movement of the support relative to the desk can occur.
With reference to
The embodiment of the desk accessory support 115 in
Advantageously the wrist rest feature 87 is integrated with the upper plate 85 and lower plate 86 of the support 115. Finger 113 is a schematic representation of human fingers which illustrates the intermediate portion/wrist rest support 87 for the purposes of providing physical support to a human hand.
The embodiment of the accessory support 116 shown in
As will be apparent to those skilled in the art from the teaching hereof features of one embodiment may be combined with those of another and the apparatus may be constructed from any suitable materials and in forms differing from those depicted in the drawings without departing from the scope of the invention herein disclosed.
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Sep 25 2006 | COTTERILL, MICHAEL JOHN | FJP MANUFACTURING PROPRIETARY LIMITED | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 018407 | /0850 |
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